prov:value
| - cloalkylmethyl; C6 -C10 aryl optionally substituted with 1-3 groups selected from halogen, C1 -C6 alkoxy, C1 -C6 alkyl, CF3, S(O)m CH3, or --N(CH3)2 ; C7 -C11 arylalkyl, the aryl being optionally substituted with 1-3 groups selected from halogen, C1 -C6 alkoxy, C1 -C6 alkyl, CF3, S(O)m CH3, or --N(CH3)2 ; methylenedioxy when R6 is a substituent on aryl; or
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